{"id":1833,"date":"2019-05-22T02:48:24","date_gmt":"2019-05-22T02:48:24","guid":{"rendered":"http:\/\/www.meetyoucarbide.com\/single-post-rare-earth-hard-alloy-and-its-properties\/"},"modified":"2020-05-04T13:12:02","modified_gmt":"2020-05-04T13:12:02","slug":"rare-earth-hard-alloy-and-its-properties","status":"publish","type":"post","link":"https:\/\/www.meetyoucarbide.com\/ko\/%ed%9d%ac%ed%86%a0%eb%a5%98-%ea%b2%bd%ec%a7%88-%ed%95%a9%ea%b8%88-%eb%b0%8f-%ea%b7%b8-%ec%86%8d%ec%84%b1\/","title":{"rendered":"\ud76c\ud1a0\ub958 \uacbd\ud569\uae08 \ubc0f \uadf8 \ud2b9\uc131"},"content":{"rendered":"
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I. \uac1c\uc694<\/div>\n
\ucd08\uacbd\ud569\uae08\uc740 \uc5c5\uacc4\uc758 "\uce58\uc544"\ub77c\uace0\ub3c4\ud569\ub2c8\ub2e4. \ud6a8\uc728\uc801\uc778 \uacf5\uad6c \uc7ac\ub8cc \ubc0f \uad6c\uc870 \uc7ac\ub8cc\ub85c\uc11c \ucc98\uc74c\ubd80\ud130 \uc751\uc6a9 \ubd84\uc57c\uac00 \uc9c0\uc18d\uc801\uc73c\ub85c \ud655\uc7a5\ub418\uc5b4 \uc0b0\uc5c5 \uac1c\ubc1c \ubc0f \uacfc\ud559 \uae30\uc220 \uc9c4\ubcf4\ub97c \ucd09\uc9c4\ud558\ub294 \ub370 \uc911\uc694\ud55c \uc5ed\ud560\uc744\ud588\uc2b5\ub2c8\ub2e4. \uc9c0\ub09c 20 \ub144 \ub3d9\uc548 \ud145\uc2a4\ud150 \ucf54\ubc1c\ud2b8 \uae30\ubc18<\/div>\n
d \ucd08\uacbd\ud569\uae08\uc740 \ub2e4\ub978 \uacbd\uc9c8 \ud569\uae08\uc5d0 \ube44\ud574 \ub192\uc740 \uacbd\ub3c4, \uc778\uc131 \ubc0f \uc6b0\uc218\ud55c \ub0b4\ub9c8\ubaa8\uc131\uc73c\ub85c \uc778\ud574 \uae08\uc18d \uc808\uc0ad, \uae08\uc18d \uc131\ud615 \uacf5\uad6c, \ub9c8\uc774\ub2dd \ub4dc\ub9b4\ub9c1 \ubc0f \ub9c8\ubaa8 \ubd80\ud488\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4. .<\/div>\n
\ucd08\uacbd\ud569\uae08\uc740 \uc77c\ub828\uc758 \uc6b0\uc218\ud55c \uc131\ub2a5 \ud2b9\uc131\uc744 \uac00\uc9c0\uace0 \uc788\uc2b5\ub2c8\ub2e4. \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131, \ud2b9\ud788 \uadc0\uc911\ud55c \ud2b9\uc131, \uc6b0\uc218\ud55c \ubd89\uc740 \uc0c9 \uacbd\ub3c4, 600 \u00b0 C\uc5d0\uc11c \uace0\uc18d \uac15\uc758 \uc0c1\uc628 \uacbd\ub3c4\ub97c \ucd08\uacfc\ud558\uace0 1000 \u00b0 C\uc5d0\uc11c \ud0c4\uc18c\uac15\uc744 \ucd08\uacfc\ud569\ub2c8\ub2e4. \uc0c1\uc628 \uacbd\ub3c4; \uc6b0\uc218\ud55c \ud0c4\uc131\ub960, \ubcf4\ud1b5 (4 ~ 7) \u00d7 104kg \/ mm2, \uc0c1\uc628\uc5d0\uc11c\uc758 \uac15\uc131; 600kg \/ mm2\uae4c\uc9c0 \ub192\uc740 \uc555\ucd95 \uac15\ub3c4; \uc6b0\uc218\ud55c \ud654\ud559\uc801 \uc548\uc815\uc131, \uc77c\ubd80 \ub4f1\uae09\uc758 \ucd08\uacbd\ud569\uae08\uc740 \uc0b0 \ubc0f \uc54c\uce7c\ub9ac \ubd80\uc2dd\uc5d0 \uac15\ud558\uba70 \uace0\uc628\uc5d0\uc11c\ub3c4 \uc2ec\uac01\ud55c \uc0b0\ud654\ub97c\ubc1b\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ub0ae\uc740 \uc5f4\ud33d\ucc3d \uacc4\uc218. \uc5f4 \uc804\ub3c4\uc131 \ubc0f \uc804\ub3c4\uc131\uc740 \ucca0 \ubc0f \ucca0 \ud569\uae08\uc758 \uc5f4 \uc804\ub3c4\uc131 \ubc0f \uc804\ub3c4\uc131\uc5d0 \uac00\uae5d\ub2e4.<\/div>\n
\ucd08\uacbd\ud569\uae08\uc758 WC \ud3c9\uade0 \uc785\uc790 \ud06c\uae30\uc5d0 \ub530\ub77c \ucd08\uacbd\ud569\uae08\uc740 \ucd08 \uacb0\uc815 \ucd08\uacbd\ud569\uae08, \ucd08 \ubbf8\ub9bd \ucd08\uacbd\ud569\uae08, \ucd08 \ubbf8\ub9bd \ucd08\uacbd\ud569\uae08, \ucd08 \ubbf8\ub9bd \ucd08\uacbd\ud569\uae08, \uc911\ub9bd \ucd08\uacbd\ud569\uae08, \ucd08\uacbd\ud569\uae08 \ucd08\uacbd\ud569\uae08, \ucd08\uacbd\ud569\uae08\uc73c\ub85c \ub098\ub20c \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub098\ubb47\uacb0 \ucd08\uacbd.<\/div>\n
\ucd08\ubbf8\ub9bd\uc790 \ubc0f \ucd08\ubbf8\ub9bd\uc790 \ud0c4\ud654\ubb3c\uc740 \ub192\uc740 \uacbd\ub3c4\uc640 \ub0b4\ub9c8\ubaa8\uc131\uc744 \uac00\uc9c0\uba70 \uc808\uc0ad \uacf5\uad6c, \ud1b1\ub0a0, \ubc00\ub9c1 \ucee4\ud130, \uc2a4\ud0ec\ud37c, \ubc38\ube0c \uc2a4\ud15c \ubd80\ud488, \uc0cc\ub4dc \ube14\ub77c\uc2a4\ud305 \uc7a5 \ube44\uc6a9 \ub178\uc990 \ub4f1\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/div>\n
\ucd08\ubc15\ud615 \ucd08\uacbd\ud569\uae08\uc740 \uc778\uc131 \ubc0f \ub0b4\uc5f4 \ud53c\ub85c\uc131\uc774 \uc6b0\uc218\ud558\uba70 \uad11\uc0b0 \ubc0f \uad74\ucc29 \uacf5\uad6c\uc5d0 \uc801\uc6a9\uc774 \uae09\uc18d\ud788 \ubc1c\uc804\ud588\uc2b5\ub2c8\ub2e4. \uadf8\ub77c\ub514\uc5b8\ud2b8 \ud569\uae08 \ubc0f \ucd08\uacbd-\ub2e4\uc774\uc544\ubaac\ub4dc \ubcf5\ud569\uc7ac\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub2e4\uc591\ud55c \uc751\uc6a9 \ubd84\uc57c \uc694\uad6c \uc0ac\ud56d\uc5d0 \ub530\ub77c \ud2b9\uc815 \ud2b9\uc131\uc744 \uac15\uc870 \ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \ub3c4\uad6c \ubc0f \ub9c8\uc774\ub2dd \ub3c4\uad6c\uc758 \uc801\uc6a9\uc774 \ube60\ub974\uac8c \ubc1c\uc804\ud588\uc2b5\ub2c8\ub2e4.<\/div>\n
\ud145\uc2a4\ud150 \ucf54\ubc1c\ud2b8 \uae30\ubc18 \ucd08\uacbd \ud0c4\ud654\ubb3c\uc758 \ud2b9\uc131\uc740 \uc8fc\ub85c Co\uc758 \ud568\ub7c9\uacfc WC\uc758 \uc785\uc790 \ud06c\uae30\uc5d0 \ub530\ub77c \ub2ec\ub77c\uc9d1\ub2c8\ub2e4. \uc804\ud615\uc801\uc778 \ucf54\ubc1c\ud2b8-\ucf54\ubc1c\ud2b8 \ucd08\uacbd\ud569\uae08\uc740 3 \ub0b4\uc9c0 30 wt%\uc758 \ucf54\ubc1c\ud2b8 \ud568\ub7c9\uc744 \uac00\uc9c0\uba70, WC \uc785\uc790 \ud06c\uae30\ub294 \ubbf8\ud06c\ub860 \uc774\ud558\uc5d0\uc11c \uc218 \u339b\uc5d0 \uc774\ub978\ub2e4. \ubbf8\ud06c\ub860. \ub098\ub178-\uc2a4\ucf00\uc77c \ud569\uc131 \uae30\uc220, \ud2b9\ud788 \ub098\ub178-\uc2a4\ucf00\uc77c WC \ubc0f Co \uc785\uc790\uc758 \uac1c\ubc1c\uc740 \ub098\ub178 -WC-Co \ucd08\uacbd\ud569\uae08\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ud06c\uac8c \uac1c\uc120\uc2dc\ucf30\ub2e4.<\/div>\n
WC \uc785\uc790\uac00 \uc11c\ube0c \ubbf8\ud06c\ub860 \ud06c\uae30\ubcf4\ub2e4 \uc791\uc740 \uacbd\uc6b0, \ud569\uae08\uc758 \uac15\ub3c4, \uacbd\ub3c4, \uc778\uc131 \ubc0f \ub9c8\ubaa8 \ud2b9\uc131\uc774 \ud06c\uac8c \uac1c\uc120\ub418\uace0, \uc18c\uacb0 \uc628\ub3c4\ub97c \ub0ae\ucd94\uba74\uc11c \ubc00\ub3c4\uac00 \ub192\uc740 \ud569\uae08\uc744 \uc5bb\uc744 \uc218\uc788\ub2e4. \ub530\ub77c\uc11c \ucd08\uacbd\ud569\uae08 \ubd84\uc57c\uc5d0\uc11c \uc804\ud1b5\uc801\uc778 \uc720\ud615\uc744 \ucd08 \ubbf8\uc138 \ubc0f \ub098\ub178 \uaddc\ubaa8\ub85c \uc804\ud658\ud558\ub294 \uac83\uc774 \uac1c\ubc1c \ucd94\uc138\uac00\ub418\uc5c8\ub2e4.<\/div>\n
\uadf8\ub7ec\ub098 WC \uc785\uc790 \uc131\uc7a5\uc740 \ucd08 \ubbf8\uc138 WC-Co \ud569\uae08\uc758 \uac1c\ubc1c \ubc0f \uc0dd\uc0b0\uc5d0\uc11c \ud56d\uc0c1 \ubcd1\ubaa9 \ud604\uc0c1\uc774\ub418\uc5b4 \uc654\uc2b5\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08\uc5d0 \ud2b9\uc815 \ucca8\uac00\uc81c\ub97c \ucd94\uac00\ud558\ub294 \uac83\uc740 \ud569\uae08\uc758 \ud2b9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ud6a8\uacfc\uc801\uc778 \ubc29\ubc95 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08\uc5d0 \ucca8\uac00\ub418\ub294 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uc720\ud615\uc758 \ucca8\uac00\uc81c\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ud558\ub098\ub294 \ub0b4\ud654\uc131 \uae08\uc18d \uce74\ubc14\uc774\ub4dc\uc774\uace0 \ub2e4\ub978 \ud558\ub098\ub294 \uae08\uc18d \ucca8\uac00\uc81c\uc785\ub2c8\ub2e4. \ucca8\uac00\uc81c\uc758 \uc5ed\ud560\uc740 \uc18c\uacb0 \uc628\ub3c4 \ubcc0\ub3d9\uc5d0 \ub300\ud55c \ud569\uae08\uc758 \uac10\ub3c4 \ubc0f \ud0c4\uc18c \ud568\ub7c9\uc758 \ubcc0\ud654\uc5d0 \ub300\ud55c \uac10\ub3c4\ub97c \uac10\uc18c\uc2dc\ud0a4\uace0, \ud0c4\ud654\ubb3c \uc785\uc790\uc758 \ubd88\uade0\uc77c \ud55c \uc131\uc7a5\uc744 \ubc29\uc9c0\ud558\uace0, \ud569\uae08\uc758 \uc0c1 \uc870\uc131\uc744 \ubcc0\ud654\uc2dc\ucf1c \ud569\uae08\uc758 \uad6c\uc870 \ubc0f \ud2b9\uc131\uc744 \uac1c\uc120\uc2dc\ud0a4\ub294 \uac83\uc774\ub2e4. \ud569\uae08.<\/div>\n
\uac00\uc7a5 \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uce74\ubc14\uc774\ub4dc \ucca8\uac00\uc81c\ub294 \ud06c\ub86c \uce74\ubc14\uc774\ub4dc (Cr3C2), \ubc14\ub098\ub4d0 \uce74\ubc14\uc774\ub4dc (VC), \ubab0\ub9ac\ube0c\ub374 \uce74\ubc14\uc774\ub4dc (Mo2C \ub610\ub294 Mo C), \ucf54\ubc1c\ud2b8 \uce74\ubc14\uc774\ub4dc, \ud0c4\ud0c8 \uce74\ubc14\uc774\ub4dc \ub4f1\uc744 \ud3ec\ud568\ud55c\ub2e4. \uc5b5\uc81c\uc81c\uc758 \uc120\ud0dd\uc740 \ucd1d \uc5b5\uc81c \ud6a8\uacfc\uc5d0 \uc758\uc874\ud558\uace0, \uc5b5\uc81c \ud6a8\uacfc\ub294 \ub2e4\uc74c\uacfc \uac19\ub2e4 : VC> Cr3C2> Nb C> Ta C> Ti C> Zr \/ Hf C. \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \uae08\uc18d \ucca8\uac00\uc81c\ub294 \ud06c\ub86c, \ubab0\ub9ac\ube0c\ub374, \ud145\uc2a4\ud150, \ub808\ub284, \ub8e8\ud14c\ub284, \uad6c\ub9ac, \uc54c\ub8e8\ubbf8\ub284 \ubc0f \ud76c\ud1a0\ub958 \uc6d0\uc18c. \ucd08\uacbd\ud569\uae08\uc5d0 \ud76c\ud1a0\ub958 \uc6d0\uc18c\ub97c \ucca8\uac00\ud558\uba74 \uc18c\uacb0 \uc911 WC \uc785\uc790\uc758 \uc131\uc7a5\uc744 \uc5b5\uc81c \ud560\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud569\uae08\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uacfc \ub0b4\ub9c8\ubaa8\uc131\uc744 \ud5a5\uc0c1\uc2dc\ucf1c \uc81c\ud488\uc758 \uc11c\ube44\uc2a4 \uc218\uba85\uc744 \ub354\uc6b1 \ud5a5\uc0c1\uc2dc\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08 \ubd84\uc57c\uc5d0\uc11c\ub294 \ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\uc5d0 \ub300\ud55c \uc5f0\uad6c\uac00 \ud654\uc81c\uac00\ub418\uc5c8\uc9c0\ub9cc \uc77c\ubc18\uc801\uc73c\ub85c \ube44 \ub098\ub178 \uc2a4\ucf00\uc77c\uc774 \uc544\ub2cc \ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\ub97c \ucca8\uac00\ud558\uc5ec \uacbd\uc9c8 \ud569\uae08\uc744 \uac1c\ub7c9\ud558\ub294 \uac83\uc774\uc9c0\ub9cc \ub098\ub178-\ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\uc758 \ucca8\uac00\ub294 \uac70\uc758 \uc5c6\uc5c8\uc2b5\ub2c8\ub2e4. \ubcf4\uace0\ud588\ub2e4.<\/div>\n
\ub098\ub178 \ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\uc758 \uc0ac\uc6a9\uc740 \ud1b5\uc0c1\uc801 \uc778 \ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\uc758 \uc0ac\uc6a9\ubcf4\ub2e4 \uc801\uc73c\uba70, WC \uc785\uc790 (\ud070 \uc6d0)\uc640\uc758 \uac2d\uc774 \uc791\uace0, \ubc30\uc5f4\uc774 \ub354 \uce58\ubc00\ud558\ub2e4. \uc77c\ubc18\uc801\uc778 \ud76c\ud1a0\ub958 \ucca8\uac00\uc81c\uc758 \ud06c\uae30\ub294 WC\uc758 \ud06c\uae30\uc640 \uac70\uc758 \ub3d9\uc77c\ud558\ubbc0\ub85c \uade0\uc5f4 \uc6d0\uc744 \ud615\uc131\ud558\uae30 \uc27d\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c, \ubcf8 \uc2e4\ud5d8\uc740 \ub098\ub178 \ud76c\ud1a0\ub958\ub97c \ucca8\uac00\uc81c\ub85c\uc11c \uc0ac\uc6a9\ud558\uc5ec \ube44\uc6a9\uc744 \uac1c\uc120\ud558\uc9c0 \uc54a\uace0 \uc131\ub2a5\uc744 \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ubaa9\uc801\uc744 \ub2ec\uc131\ud55c\ub2e4. \uc911\uad6d\uc740 \ud76c\ud1a0\ub958 \uc790\uc6d0\uc774 \ud48d\ubd80\ud569\ub2c8\ub2e4. \uc6b0\ub9ac\uac00 \uc0c8\ub85c\uc6b4 \uae30\uc220\uc744 \uac1c\ubc1c\ud558\uae30 \uc704\ud574 \uc774\ub7ec\ud55c \uc885\ub958\uc758 \uc0dd\uac01\uc744 \uc0ac\uc6a9\ud55c\ub2e4\uba74, \uc911\uad6d\uc758 \ud145\uc2a4\ud150 \uad11\uc11d\uacfc \ud76c\ud1a0\ub958 \uc790\uc6d0\uc744 \ucd5c\ub300\ud55c \ud65c\uc6a9\ud558\uace0, \uacbd\uc9c8 \ud569\uae08 \ud76c\ud1a0\ub958 \uac1c\uc9c8 \ub41c \uc7ac\ub8cc\ub97c \uc5f0\uad6c\ud558\uace0 \uac1c\ubc1c\ud558\uba70, \uc911\uad6d\uc758 \ucd08\uacbd\ud569\uae08 \uc0b0\uc5c5\uc758 \uc0dd\uc0b0 \uc218\uc900\uacfc \ubc1c\uc804\uc744 \uac1c\uc120\ud558\uc2ed\uc2dc\uc624. \uace0\ud488\uc9c8 \ubc0f \uace0 \ubd80\uac00\uac00\uce58\uc758 \uc2ec\uce35 \uac00\uacf5 \ucd08\uacbd \uc81c\ud488, \uacbd\uc7c1\ub825 \ud5a5\uc0c1, \uad6d\uc81c \uc2dc\uc7a5\uc758 \ubd88\ub9ac\ud55c \uc0c1\ud669 \ubc18\uc804 \ubc0f \ubbf8\ub355\uc758 \uc6d0\uc790\uc7ac \uc21c\ud658 \ub2ec\uc131\uc740 \ub9e4\uc6b0 \uc911\uc694\ud569\ub2c8\ub2e4.<\/div>\n
2. \ud76c\ud1a0\ub958 \uacbd\uc9c8 \ud569\uae08<\/div>\n
\ud76c\ud1a0\ub958 \uc6d0\uc18c\ub294 57\uc5d0\uc11c 71\uae4c\uc9c0\uc758 \uc6d0\uc790 \ubc88\ud638\ub97c \uac00\uc9c4 \uba58\ub378\ub808\uc608\ud504 \uc8fc\uae30\uc728\ud45c\uc758 \uc138 \ubc88\uc9f8 \ud558\uc704 \uadf8\ub8f9\uc5d0\uc11c 15 \ub780\ud0c0\ub098 \uc774\ub4dc\uc640 \ucd1d 17 \uac1c\uc758 \uc6d0\uc18c\ub85c \uc804\uc790 \uad6c\uc870 \ubc0f \ud654\ud559\uc801 \ud2b9\uc131\uacfc \uc720\uc0ac\ud569\ub2c8\ub2e4. \ud76c\ud1a0\ub958\ub294 \uc2e0\uc18c\uc7ac\uc758 "\ubcf4\ubb3c \uc9d1"\uc73c\ub85c \uc54c\ub824\uc838 \uc788\uc73c\uba70 \uad6d\ub0b4\uc678 \uacfc\ud559\uc790, \ud2b9\ud788 \uc7ac\ub8cc \uc804\ubb38\uac00\ub4e4\uc774 \uac00\uc7a5 \uc6b0\ub824\ud558\ub294 \uc694\uc18c \uadf8\ub8f9\uc785\ub2c8\ub2e4. \ud2b9\ubcc4\ud55c \ud2b9\uc131\uc73c\ub85c \uc778\ud574 \ud76c\ud1a0\ub958\ub294 \uc57c\uae08 \uc7ac\ub8cc, \uad11\ud559, \uc790\uae30, \uc804\uc790, \uae30\uacc4, \ud654\ud559, \uc6d0\uc790 \uc5d0\ub108\uc9c0, \ub18d\uc5c5 \ubc0f \uacbd\uacf5\uc5c5\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub418\uc5c8\uc2b5\ub2c8\ub2e4. \ud76c\ud1a0\ub958\uac00 \ucca8\uac00\uc81c \ubc0f \uac1c\uc9c8\uc81c\ub85c \uc0ac\uc6a9\ub418\uc9c0\ub9cc \uc9c1\uc811 \ucd9c\ub825 \uac00\uce58\uc640 \uc774\uc775\uc740 \ub192\uc9c0 \uc54a\uc9c0\ub9cc 2 \ucc28 \uacbd\uc81c\uc801 \uc774\uc810\uc740 \uc218\uc2ed \ub610\ub294 \uc218\ubc31 \ubc30 \uc99d\uac00 \ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc911\uad6d\uc758 \ud76c\ud1a0\ub958 \uc790\uc6d0\uc740 \ud48d\ubd80\ud558\uace0 \ub9e4\uc7a5\ub7c9\uc740 \uc138\uacc4 1 \uc704\uc774\uba70 \uc885\ud569 \uc0dd\uc0b0 \ub2a5\ub825\uc740 \uc138\uacc4 2 \uc704\uc785\ub2c8\ub2e4. \uad6d\ub0b4\uc678\uc5d0\uc11c \ud76c\ud1a0\ub958 \ubc0f \uadf8 \ud654\ud569\ubb3c\uc758 \uc801\uc6a9\uc740 \uad6d\uac00 \uacbd\uc81c\uc758 \uac70\uc758 \ubaa8\ub4e0 \uacf3\uc5d0\uc11c \uc774\ub8e8\uc5b4\uc9d1\ub2c8\ub2e4. \ud76c\ud1a0\ub958\ub294 \ucd08\uacbd\ud569\uae08\uc758 \uc131\ub2a5\uc744 \ud604\uc800\ud788 \uac1c\uc120\ud588\uc2b5\ub2c8\ub2e4. \ub9ce\uc740 \uc5f0\uad6c\uc5d0 \ub530\ub974\uba74 \ud76c\ud1a0\ub958\ub97c \ucca8\uac00\ud558\uba74 \ucd08\uacbd\ud569\uae08\uc758 \uac15\ub3c4\uc640 \uc778\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1\ub418\uc5b4 \ud76c\ud1a0\ub958 \ucca8\uac00 \ucd08\uacbd\ud569\uae08\uc774 \uacf5\uad6c \uc7ac\ub8cc \ubc0f \uad11\uc0b0 \uacf5\uad6c\uc5d0 \ub110\ub9ac \uc0ac\uc6a9\ub420 \uc218 \uc788\uc74c\uc774 \ubc1d\ud600\uc84c\uc2b5\ub2c8\ub2e4. \uae08\ud615, \ud1b1 \ub9dd\uce58 \ub4f1\uc758 \uac1c\ubc1c \uc804\ub9dd\uc774 \uc6b0\uc218\ud569\ub2c8\ub2e4. \ucca8\uac00\uc81c\ub85c\uc11c \uc77c\ubc18\uc801\uc73c\ub85c \uc0ac\uc6a9\ub418\ub294 \ud76c\ud1a0\ub958\ub294 Ce, Y, Pr, La, Sc, Dy, Gd, Nd, Sm \ub4f1\uc774\ub2e4. \ucca8\uac00 \ud615\ud0dc\ub294 \uc77c\ubc18\uc801\uc73c\ub85c \uc0b0\ud654\ubb3c, \uc21c\uc218\ud55c \uae08\uc18d, \uc9c8\ud654\ubb3c, \uc218 \uc18c\ud654\ubb3c, \ud0c4\ud654\ubb3c, \ud76c\ud1a0\ub958 \ucf54\ubc1c\ud2b8 \uc911\uac04 \ud569\uae08, \ud0c4\uc0b0\uc5fc, \uc9c8\uc0b0\uc5fc \ub4f1\uc774\ub2e4. \ucca8\uac00 \ub41c \ud76c\ud1a0\ub958\uc758 \uc720\ud615 \ubc0f \ud615\ud0dc\ub294 \ucd08\uacbd\ud569\uae08\uc758 \ubb3c\ub9ac\uc801 \ubc0f \uae30\uacc4\uc801 \ud2b9\uc131\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce5c\ub2e4.<\/div>\n
3. \ud76c\ud1a0\ub958\uc758 \uac15\ud654 \ubc0f \uac15\ud654 \uba54\ucee4\ub2c8\uc998<\/div>\n
\ucd08\uacbd\ud569\uae08\uc5d0 \ubbf8\ub7c9 \ud76c\ud1a0\ub958 \uc6d0\uc18c\ub97c \ucca8\uac00\ud558\uba74 \uc18c\uacb0 \uacf5\uc815 \ub3d9\uc548 \ud569\uae08\uc758 \uacb0\uc815\ub9bd \uc131\uc7a5\uc744 \uc5b5\uc81c \ud560\ubfd0\ub9cc \uc544\ub2c8\ub77c \ud569\uae08\uc758 \uae30\uacc4\uc801 \ud2b9\uc131\uc744 \ud5a5\uc0c1\uc2dc\ucf1c \uc81c\ud488\uc758 \uc11c\ube44\uc2a4 \uc218\uba85\uc744 \ucd94\uac00\ub85c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08\uc5d0\uc11c \ud76c\ud1a0\ub958\uc758 \uac15\ud654 \uba54\ucee4\ub2c8\uc998\uc740 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/div>\n
(1) Zhang Fenglin et al. \u03b3 \uc0c1\uc774 \uace0\uc628\uc5d0\uc11c \uc2e4\uc628\uc73c\ub85c \ub0c9\uac01 \ub420 \ub54c, fcc \u2192 hcp\ub294 \ud655\uc0b0 \uc720\ud615 (Ms \uba54\ucee4\ub2c8\uc998\uc5d0 \uc758\ud574 \uc9c0\uc6d0\ub428) \uc0c1 \uc804\uc774 \uc778 \uac83\uc73c\ub85c \uc0dd\uac01\ub41c\ub2e4. \uc774\ub4e4 \uc911\uc5d0\uc11c, \u03b3fcc \ubc0f \u03b3hcp\uc0c1\uc740 \uc57d 10%\ub97c \ucc28\uc9c0\ud55c\ub2e4. \ud76c\ud1a0\ub958\uc758 \ucca8\uac00\ub294 \ub9c8\ub974\ud150 \uc0ac\uc774\ud2b8 \ubcc0\ud658\uc744 \uc5b5\uc81c \ud560 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0, \uacb0\ud569\uc81c\uc0c1\uc5d0\uc11c \u03b3hcp\uc758 \ud568\ub7c9\uc774 \uac10\uc18c \ub420 \uc218\uc788\ub2e4. \ub9c8\ub974\ud150 \uc0ac\uc774\ud2b8 \ubcc0\ud658 \uc5b5\uc81c\uc758 \uba54\ucee4\ub2c8\uc998\uc740 \ub2e4\uc74c \ub450 \uac00\uc9c0 \uc774\uc720 \ub54c\ubb38\uc77c \uc218\uc788\ub2e4. \ud558\ub098\ub294 \ud76c\ud1a0\ub958 \ud53c\ub2dd \uace0\uc815 \uc804\uc704 (displacement of a \uc6b4\ub3d9)\ub97c \ubc29\ud574\ud558\ub294 \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c \ud53c\ub2dd \uc804\uc704; \ud55c\ud3b8, \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c\uc740 \uacb0\ud568 \uc704\uce58\uc5d0 \uace0\uc815\ub418\uc5b4 \uc804\uc704 \u03b5 \ud575 \uc0dd\uc131 \ubc30\uc544\uac00 \uac10\uc18c\ub41c\ub2e4. \uc774\uc5d0 \uc758\ud574, \ucde8\uc131 \u03b5 \uc0c1\uc774 \uac10\uc18c\ub418\uace0 \uc778\uc131 \u03b1 \uc0c1\uc774 \uc99d\uac00\ub41c\ub2e4.<\/div>\n
Wang Ruikun \ub4f1\uc740 \ucd08\uacbd\ud569\uae08\uc5d0 \ubbf8\ub7c9\uc758 \ud76c\ud1a0\ub958\ub97c \ucca8\uac00\ud558\uba74 Co \ubc14\uc778\ub354 \ub2e8\uacc4\uc5d0\uc11c \uc801\uce35 \uacb0\ud568\uc758 \ud655\uc7a5\uc744 \uc5b5\uc81c\ud558\uc5ec fcc \u03b1-Co \u2192 hcp \u03b5-Co (\uacc4\uce35 \ud575 \uc0dd\uc131)\uc758 \uc804\ud658\uc744 \uc5b5\uc81c\ud558\uc5ec fcc \u03b1\ub97c \ub9cc\ub4e4 \uc218 \uc788\ub2e4\uace0 \uc0dd\uac01\ud569\ub2c8\ub2e4. \ud569\uae08\uc758 -Co. \ubd80\ud53c \ubd84\uc728\uc774 \uc99d\uac00\ud569\ub2c8\ub2e4. \u03b1-Co\uc5d0\ub294 12 \uac1c\uc758 \uc2ac\ub9bd \uc2dc\uc2a4\ud15c\uc774 \uc788\uace0 \u03b5-Co\uc5d0\ub294 3 \uac1c\uc758 \uc2ac\ub9bd \uc2dc\uc2a4\ud15c \ub9cc \uc788\uc2b5\ub2c8\ub2e4. \ud76c\ud1a0\ub958 \ucd08\uacbd\ud569\uae08\uc740 \uc8fc\ub85c fcc \u03b1-Co\ub85c \uad6c\uc131\ub418\uc5b4 \ubcc0\ud615\uc744 \uc870\uc815\ud558\uace0 \uc751\ub825\uc744 \uc644\ud654\ud558\ub294 \ub2a5\ub825\uc744 \ud5a5\uc0c1\uc2dc\ucf1c \uc778\uc131\uc744 \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4.<\/div>\n
(2) W \uace0\uccb4 \uc6a9\ud574\ub3c4\uc5d0 \ub300\ud55c \uc601\ud5a5.<\/div>\n
WC \/ Co \uc0c1 \uacc4\uba74\uc5d0\uc11c\uc758 \ud76c\ud1a0\ub958\uc758 \ubd84\ub9ac\ub294 Co\ub85c\ubd80\ud130 W \ubc0f Ti\uc640 \uac19\uc740 \uc6d0\uc18c\uc758 \ud0c8 \uc6a9\ub9e4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce5c\ub2e4. \uacb0\ud569\uc81c\uc0c1\uc5d0\uc11c W \ubc0f Ti\uc758 \ud568\ub7c9\uc744 \uc99d\uac00 \uc2dc\ucf1c\uc11c \uace0\uc6a9 \uac15\ud654\ub85c\uc11c \uae30\ub2a5 \ud560 \uc218\uc788\ub2e4. \uadf8\ub7ec\ub098 \uba54\ucee4\ub2c8\uc998\uc774 \uc644\uc804\ud788 \uc778\uc2dd\ub418\uc9c0 \uc54a\uc558\uc2b5\ub2c8\ub2e4.<\/div>\n
(3) \uc870\uc9c1\uc744 \uac1c\uc120\ud558\uc2ed\uc2dc\uc624.<\/div>\n
\ucd08\uacbd\ud569\uae08\uc758 \ud76c\ud1a0\ub958\ub294 WC \/ Co\uc640 WC \/ WC\uc758 \uacbd\uacc4\uc5d0 \ubd84\ud3ec\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uacc4\uba74\uc5d0\uc11c \ud76c\ud1a0\ub958 \uc6d0\uc18c\uc758 \ud761\ucc29\uc740 \uace0\uccb4-\uc561\uccb4 \uacc4\uba74\uc758 \uacc4\uba74 \uc5d0\ub108\uc9c0\ub97c \ud655\uc2e4\ud788 \uac10\uc18c\uc2dc\ud0ac \uac83\uc774\ub2e4. \uc774\ub294 \uc18c\uacb0 \ub3d9\uc548 WC \uc785\uc790\uc758 \uc870 \ub300\ud654 \uacfc\uc815\uc744 \uc5b5\uc81c \ud560 \uc218\uc788\ub2e4.<\/div>\n
(4) \uc785\uacc4 \ubc0f \uc0c1 \uacbd\uacc4\uc758 \uac15\ud654 \ubc0f \uac15\ud654.<\/div>\n
\ucd08\uacbd\ud569\uae08\uc758 \ud30c\uad34\uc5d0\uc11c\ub294 \uc8fc\ub85c Co \uacb0\ud569 \uc0c1 \ud30c\uad34\ub97c \ub530\ub974\uba70 WC \uadf8\ub808\uc778\uc5d0\ub294 \uc57d\uac04\uc758 \uade0\uc5f4\uc774 \uc788\uc2b5\ub2c8\ub2e4. \ub530\ub77c\uc11c \ud30c\ub2e8 \uac70\ub3d9\uc740 WC \/ Co \uc778\ud130\ud398\uc774\uc2a4\uc758 \uac70\ub3d9\uacfc \uc911\uc694\ud55c \uad00\uacc4\uac00 \uc788\uc2b5\ub2c8\ub2e4. \ucd08\uacbd\ud569\uae08\uc5d0 \ud76c\ud1a0\ub958\uac00 \uc874\uc7ac\ud558\ub294 \uac83\uc740 \uc8fc\ub85c \uc0b0\ud654\ubb3c \ub610\ub294 \uae08\uc18d \uac04 \ud654\ud569\ubb3c \ub54c\ubb38\uc785\ub2c8\ub2e4. \ubc30\ud3ec\ub294 \uc8fc\ub85c WC \/ Co \ubc0f WC \/ WC\uc758 \uc778\ud130\ud398\uc774\uc2a4\uc5d0 \uc788\uc2b5\ub2c8\ub2e4. \uc18c\ub7c9\uc758 \ud76c\ud1a0\ub958 \uc0b0\ud654\ubb3c\uc774 \ub610\ud55c \uacb0\ud569\uc81c\uc0c1\uc5d0\uc11c \ubc1c\uacac \ub420 \uc218\uc788\ub2e4. \uadf8 \ubaa8\uc591\uc740 \uc8fc\ub85c \uad6c\ud615 \ub610\ub294 \ub2e4\uba74\uccb4\uc785\ub2c8\ub2e4. \uacb0\uc815\ub9bd\uacc4\uc640 \uc0c1\uacc4\ub97c \uc815\ud654\ud558\ub294 \ub370\uc788\uc5b4\uc11c \ud76c\ud1a0\ub958\uc758 \uc5ed\ud560\uacfc \uc0c1 \uacc4\uba74 \uac15\ub3c4\uc758 \ud5a5\uc0c1\uc73c\ub85c \uc778\ud574, \ud76c\ud1a0\ub958 \ucd08\uacbd\ud569\uae08\uc758 \ud30c\uad34 \uc778\uc131\uc774 \ud06c\uac8c \ud5a5\uc0c1 \ub420 \uac83\uc774\ub2e4.<\/div>\n
\ub2e4\uc591\ud55c \ubc29\uc2dd, \ud615\ud0dc, \ud76c\ud1a0\ub958 \uc720\ud615 \ubc0f \uc5f0\uad6c \ubc29\ubc95\uc73c\ub85c \uc778\ud574 \uc5f0\uad6c \uacb0\ub860\uc774 \ub2e4\ub974\uace0 \uc81c\uc548 \ub41c \uba54\ucee4\ub2c8\uc998\uc774 \ub2e4\ub974\uace0 \uc2ec\uc9c0\uc5b4 \ubaa8\uc21c \ub420 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4. \ud76c\ud1a0\ub958 \uac15\ud654 \ucd08\uacbd\ud569\uae08\uc5d0 \ub300\ud55c \uc5f0\uad6c\ub294 \ucd94\uac00 \uc5f0\uad6c\uac00 \ud544\uc694\ud558\ub2e4.<\/div>\n<\/div>\n<\/div>\n

<\/p>","protected":false},"excerpt":{"rendered":"

I. Overview Cemented carbide is also known as the "teeth" of the industry. Since its inception, as an efficient tool material and structural material, its application field has been continuously expanded, which has played an important role in promoting industrial development and scientific and technological progress. In the past 20 years, tungsten-cobalt-base d cemented carbides…<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[79],"tags":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts\/1833"}],"collection":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/comments?post=1833"}],"version-history":[{"count":0,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/posts\/1833\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/media?parent=1833"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/categories?post=1833"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.meetyoucarbide.com\/ko\/wp-json\/wp\/v2\/tags?post=1833"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}